/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package NicholasServlets;

import NicholasValueBeans.Votes;
import java.io.IOException;
import java.io.PrintWriter;
import java.sql.Date;
import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

/**
 *
 * @author ChuckToh
 */
public class processVote extends HttpServlet {

    private String voteTopicParameter = "topic";
    private String voteIdParameter = "voteListId";
    private String location = "/Nicholas/Nicholasindex.jsp#tabs-2";

    /** 
     * Processes requests for both HTTP <code>GET</code> and <code>POST</code> methods.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        String afterVoteMessage = "";
        HttpSession session = request.getSession();

        try {
            int voteListId = Integer.parseInt(request.getParameter(voteIdParameter));
            String votedTopic = request.getParameter(voteTopicParameter);
            //for now the Id is 1. When the database and values are ready, it'll be changed to user's id.
            int memberId = 1;
            Date dateCreated = new Date(System.currentTimeMillis());

            Votes votes = new Votes();
            votes.setVotingListId(voteListId);
            votes.setUserId(memberId);
            votes.setTopicVoted(votedTopic);
            votes.setDateCreated(dateCreated);

            if (votes.isRepeatedVote()) {
                afterVoteMessage = "<font color='red'>You've already made your vote previously!</font>";
            } else {
                if (votes.insertVote()) {
                    afterVoteMessage = "Thank you! Your vote has been updated!";
                } else {
                    afterVoteMessage = "<font color='red'>Our apologies, your vote has failed to be recorded.</font>";
                }
            }
        } catch (NumberFormatException ex) {
            System.out.println(ex.getMessage());
            afterVoteMessage = "<font color='red'>Our apologies, your vote has failed to be recorded.</font>";
        } finally {
            session.setAttribute("afterVoteMessage", afterVoteMessage);
            response.sendRedirect(request.getContextPath() + location);
            out.close();
        }
    }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
